perl DELETE 删除索引

use  LWP::UserAgent; 
use LWP;
use Encode;
use LWP::Simple;
use LWP::UserAgent;
use HTTP::Cookies;
use HTTP::Headers;
use HTTP::Response;
use Encode;
use URI::Escape;
use URI::URL;
use JSON;
use Data::Dumper;
  my $ua = LWP::UserAgent->new;
     $ua->agent("Mozilla/5.0 (Windows NT 6.1; rv:30.0) Gecko/20100101 Firefox/30.0");
  my $cookie_jar = HTTP::Cookies->new(
     file=>'lwp_cookies.txt',
     autosave=>1,
     ignore_discard=>1);
     $ua->cookie_jar($cookie_jar);
  
##创建用户
    ##"password=1234567" 为put的数据
    my $url="http://10.10.17.2:9200/library/books/3/";
	push @{$ua->requests_redirectable},'PUT';
    $request = HTTP::Request->new(DELETE=>$url,HTTP::Headers->new('content-type'=> "application/x-www-form-urlencoded",
	'accept'=> "application/json; indent=4", 
	'Authorization'=> "Token  $token"));  

    $response = $ua->request($request);   
    print $response->content; 
    print $response->status_line();	
	print $response->as_string();